package lab03.test09;

import java.io.*;
import java.util.ArrayList;
import java.util.List;

/**
 * Created by 星月 on 2017/12/09.
 */
public class Test {
    public static void main(String[] args) {
        List<Book> books = new ArrayList<Book>();
        String path = "F:\\java实验三\\book.txt";
        String path1 = "F:\\java实验三\\book1.txt";
        BufferedReader reader = null;
        BufferedWriter writer = null;

        try {
            reader = new BufferedReader(new FileReader(path));
            String line = null;
            while ((line = reader.readLine()) != null) {
                System.out.println(line);
                Book book = new Book();
                String[] tokens = line.split("\t");
                book.number = Integer.parseInt(tokens[0]);
                book.name = tokens[1];
                book.version = tokens[2];
                book.price = Double.parseDouble(tokens[3]);
                book.sales = Double.parseDouble(tokens[4]);

                books.add(book);
            }
            int i=1;
            for (Book b:books){
                if (i==3){
                    b.price=b.price+20;
                }
                if (i==4){
                    b.price=b.price+30;
                }
                i++;
            }
            writer=new BufferedWriter(new FileWriter(path1));
            for (Book  b:books){
                writer.write(b.name+" "+b.number+" "+b.version+" "+b.price+" "+b.sales);
                writer.newLine();
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            try {
                writer.close();
                reader.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}
